{
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\begin{tabular}{l*{2}{c}}
\toprule
                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}\\
                    &\multicolumn{1}{c}{Attended SBD Workshop}&\multicolumn{1}{c}{Attended DW Workshop}\\
\midrule
Assigned to SBD Workshop&       0.287\sym{***}&                     \\
                    &     [0.020]         &                     \\
\addlinespace
Assigned to DW Workshop&                     &       0.269\sym{***}\\
                    &                     &     [0.018]         \\
\midrule
Observations        &         900         &         900         \\
F                   &     215.918         &     217.263         \\
\bottomrule
\end{tabular}
}
